Question

Where is the Vidicon Camera used?

(a) Open-circuit television systems

(b) In Image processing

(c) In image analysis

(d) Closed-circuit television systems

This question was posed to me in an internship interview.

Question is taken from Principle of Working topic in section Machine Vision Systems of Engineering Metrology

Answer 1

Right answer is (d) Closed-circuit television systems

The explanation is: Vidicon Camera used in closed-circuit television systems can be used for machine vision systems. An image is formed in camera by focussing the incoming light through a series of lenses onto the photoconductive faceplate of the vidicon tube.